<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
<link rel="help" href="https://drafts.csswg.org/css-break/#break-decoration">
<meta name="assert" content="Nested multicol with tall cloned borders.">
<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div style="columns:4; column-fill:auto; gap:0; width:100px; height:100px; background:red;">
  <div style="columns:2; column-fill:auto; gap:0; box-decoration-break:clone; height:80px; border:solid green; border-width:40px 0; background:green;"></div>
</div>
